#3F1709
Closest named color: Chocolate Brown (#411900). oklch(26.4% 0.067 39.2), rgb(63, 23, 9).
Aa
White text reads best on this color (15.69:1).
About this color
#3F1709 is a dark, muted red. In OKLCH its lightness is 26%, its chroma 0.067 and its hue 39°. Its hue sits on the warm side of the wheel. The nearest named color is Chocolate Brown (#411900), ΔE 0.015 away. White text reads best on it, at 15.69:1.
| Hue family | Reds |
| Lightness | dark (26%) |
| Chroma | muted (0.067) |
| Temperature | warm |
| Nearest name | Chocolate Brown (#411900) |
| Black text | 1.33:1 |
| White text | 15.69:1 |
Values
| HEX | #3F1709 |
| RGB | rgb(63, 23, 9) |
| HSL | hsl(16, 75%, 14%) |
| OKLCH | oklch(26.4% 0.067 39.2) |
Contrast
WCAG 2 contrast ratios are the conformance target: AA needs 4.5:1 for body text and 3:1 for large text, AAA needs 7:1. APCA Lc values are supplementary guidance from the WCAG 3 drafts.
| Pair | WCAG 2 | Result | APCA | APCA guidance |
|---|---|---|---|---|
| White text on #3F1709 | 15.69:1 | AAA | Lc -105.0 | Preferred for body text |
| Black text on #3F1709 | 1.33:1 | Fails | Lc 0.0 | Not readable |
| #3F1709 text on white | 15.69:1 | AAA | Lc 102.3 | Preferred for body text |
| #3F1709 text on black | 1.33:1 | Fails | Lc 0.0 | Not readable |
Tints and shades
A 50–950 scale built in OKLCH: the hue is held, lightness follows a Tailwind v4-like curve, and every step is kept inside the sRGB gamut. This color sits at step 950.
-
Step 50
50
#FCF3F0
oklch(97% 0.011 39.4)
-
Step 100
100
#F8E5DF
oklch(93.5% 0.022 38.3)
-
Step 200
200
#F4D0C4
oklch(88.5% 0.044 39.3)
-
Step 300
300
#EEB09B
oklch(81% 0.079 39.5)
-
Step 400
400
#E38363
oklch(70.7% 0.127 39.1)
-
Step 500
500
#D86035
oklch(63.1% 0.162 39.4)
-
Step 600
600
#C44103
oklch(55.7% 0.177 39.1)
-
Step 700
700
#A63500
oklch(49.1% 0.157 39.1)
-
Step 800
800
#892B01
oklch(42.8% 0.136 39.2)
-
Step 900
900
#6E280F
oklch(37.6% 0.106 38.8)
-
Step 950
950 (this color)
#3F1709
oklch(26.4% 0.067 39.2)
#3F1709 with color blindness
Simulated with the Machado et al. (2009) model. ΔE is how far the color moves: below about 0.02 you would not notice a change.
| Vision | Seen as | Shift (ΔE) |
|---|---|---|
| Protanopia (no red cones) | #221E07 | 0.066 |
| Deuteranopia (no green cones) | #2C2608 | 0.059 |
| Tritanopia (no blue cones) | #460E14 | 0.031 |
| Achromatopsia (no color) | #232323 | 0.067 |
Harmonies
Hue rotations in OKLCH that keep this color's lightness and chroma.
Complementary
The opposite hue (180°).
- #3F1709
#3F1709
oklch(26.4% 0.067 39.2)
- #002A35
#002A35
oklch(26.4% 0.048 220.2)
Analogous
Neighbouring hues, 30° either side.
Split complementary
The two hues beside the complement (150° and 210°).
Triadic
Three hues spaced 120° apart.
Palettes with this color
Curated palettes that contain a color within ΔE 0.04 (OKLab) of #3F1709, closest first.
Similar named colors
The eight closest entries in our named color list, with their ΔE distance.
- Chocolate Brown #411900 ΔE 0.015
- Dark Brown #341C02 ΔE 0.031
- Deep Brown #410200 ΔE 0.039
- Mahogany #4A0100 ΔE 0.040
- Dark Maroon #3C0008 ΔE 0.052
- Jet #212529 ΔE 0.075
- Dark Plum #3F012C ΔE 0.086
- Dark #1B2431 ΔE 0.091
Use #3F1709 in your product
Turn it into light and dark UI roles checked for contrast, then export to Tailwind v4, shadcn/ui, CSS or design tokens.